A. Schulman ComAlloy Comtuf® 621 Nylon 6/6, Glass Reinforced, Impact Modified, Flow Enhanced

Category	Polymer , Thermoplastic , Nylon , Nylon 66 , Nylon 66, Glass Reinforced, Impact Grade
Manufacturer	A. Schulman ComAlloy
Trade Name	COMTUF®
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	A. Schulman ComAlloy Comtuf® 621 Nylon 6/6, Glass Reinforced, Impact Modified, Flow Enhanced.pdf
Price	EMAIL US sales@lookpolymers.com
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Material Notes:

Data provided by the manufacturer, ComAlloy International Company.13% Glass Reinforced. Superior toughness and impact resistance characterize Comtuf® materialsThe ComAlloy product line has been integrated into the A Schulman product line.

Physical Properties	Metric	English	Comments
Density	1.18 g/cc	0.0426 lb/in³
Linear Mold Shrinkage	0.0070 cm/cm	0.0070 in/in	ASTM D955

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell R	116	116	ASTM D785
Tensile Strength, Ultimate	72.0 MPa	10400 psi	ASTM D638
Elongation at Break	5.0 %	5.0 %	ASTM D638
Flexural Strength	118 MPa	17100 psi	ASTM D790
Flexural Modulus	3.90 GPa	566 ksi	ASTM D790
Izod Impact, Notched	0.800 J/cm	1.50 ft-lb/in	ASTM D256
Izod Impact, Unnotched	4.96 J/cm	9.29 ft-lb/in	ASTM D256

Thermal Properties	Metric	English	Comments
Melting Point	255 - 275 °C	491 - 527 °F
Deflection Temperature at 0.46 MPa (66 psi)	247 °C	477 °F	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	202 °C	396 °F	ASTM D648

Processing Properties	Metric	English	Comments
Processing Temperature	290 °C	554 °F	Approximate middle barrel temperature.

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